diff --git a/README.md b/README.md
index 1e7f1e6c..cc6db596 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ and follow instructions from the script. You can then ignore the rest of the bui
 Prerequisites are installed through `pip`. However, some of them are not "pip installable" and have
 to be installed manually.
 
-* All systems: [Python 3.2+][python] and [setuptools][setuptools]
+* All systems: [Python 3.3+][python] and [setuptools][setuptools]
 * Mac OS X: The last XCode to have the 10.6 SDK included.
 * Windows: Visual Studio 2008, [PyQt 4.7+][pyqt], [cx_Freeze][cxfreeze] and
   [Advanced Installer][advinst] (you only need the last two if you want to create an installer)
@@ -55,17 +55,16 @@ On Ubuntu, the apt-get command to install all pre-requisites is:
 
     $ apt-get install python3-dev python3-pyqt4 pyqt4-dev-tools python3-setuptools
 
-## Virtualenv setup
+## Setting up the virtual environment
 
-First, you need `pip` and `virtualenv` in your system Python install:
+Use Python's built-in `pyvenv` to create a virtual environment in which we're going to install our.
+Python-related dependencies. `pyvenv` is built-in Python but, unlike its `virtualenv` predecessor,
+it doesn't install setuptools and pip, so it has to be installed manually:
 
-    $ sudo easy_install pip
-    $ sudo pip install virtualenv
-
-Then, in dupeGuru's source folder, create a virtual environment and activate it:
-
-    $ virtualenv --system-site-packages env
+    $ pyvenv --system-site-packages env
     $ source env/bin/activate
+    $ wget https://bitbucket.org/pypa/setuptools/raw/bootstrap/ez_setup.py -O - | python
+    $ easy_install pip
 
 Then, you can install pip requirements in your virtualenv:
 
@@ -73,17 +72,6 @@ Then, you can install pip requirements in your virtualenv:
     
 ([osx|win] depends, of course, on your platform. On other platforms, just use requirements.txt).
 
-## Alternative: pyvenv
-
-If you're on Python 3.3+, you can use the built-in `pyvenv` instead of `virtualenv`. `pyvenv` is
-pretty much the same thing as `virtualenv`, except that it doesn't install setuptools and pip, so it
-has to be installed manually:
-
-    $ pyvenv --system-site-packages env
-    $ source env/bin/activate
-    $ wget https://bitbucket.org/pypa/setuptools/raw/bootstrap/ez_setup.py -O - | python
-    $ easy_install pip
-
 ## Actual building and running
 
 With your virtualenv activated, you can build and run dupeGuru with these commands:
diff --git a/build.py b/build.py
index 2cab8856..3cae2df1 100644
--- a/build.py
+++ b/build.py
@@ -19,7 +19,7 @@ from setuptools import setup, Extension
 
 from hscommon import sphinxgen
 from hscommon.build import (add_to_pythonpath, print_and_do, copy_packages, filereplace,
-    get_module_version, move_all, copy_sysconfig_files_for_embed, copy_all, OSXAppStructure,
+    get_module_version, move_all, copy_all, OSXAppStructure,
     build_cocoalib_xibless, fix_qt_resource_file, build_cocoa_ext, copy_embeddable_python_dylib,
     collect_stdlib_dependencies, copy)
 from hscommon import loc
@@ -123,7 +123,6 @@ def build_cocoa(edition, dev):
     del sys.path[0]
     # Views are not referenced by python code, so they're not found by the collector.
     copy_all('build/inter/*.so', op.join(pydep_folder, 'inter'))
-    copy_sysconfig_files_for_embed(pydep_folder)
     if not dev:
         # Important: Don't ever run delete_files_with_pattern('*.py') on dev builds because you'll
         # be deleting all py files in symlinked folders.
diff --git a/cocoa/inter/app_me.py b/cocoa/inter/app_me.py
index c6f89428..88e4c1bf 100644
--- a/cocoa/inter/app_me.py
+++ b/cocoa/inter/app_me.py
@@ -150,8 +150,6 @@ class DupeGuruME(DupeGuruBase):
         self.dead_tracks = []
     
     def _do_delete(self, j, *args):
-        # XXX If I read correctly, Python 3.3 will allow us to go fetch inner function easily, so
-        # we'll be able to replace "op" below with DupeGuruBase._do_delete.op.
         def op(dupe):
             j.add_progress()
             return self._do_delete_dupe(dupe, *args)
diff --git a/cocoa/wscript b/cocoa/wscript
index 058ea27a..9ce28eec 100644
--- a/cocoa/wscript
+++ b/cocoa/wscript
@@ -31,7 +31,7 @@ def configure(conf):
         os.symlink('../build/Python', versioned_dylib_path)
     # The rest is standard WAF code that you can find the the python and macapp demos.
     conf.load('compiler_c python')
-    conf.check_python_version((3,2,0))
+    conf.check_python_version((3,3,0))
     conf.check_python_headers()
     conf.env.FRAMEWORK_COCOA = 'Cocoa'
     conf.env.ARCH_COCOA = ['x86_64']
diff --git a/debian/control b/debian/control
index eb4d85b8..ceda8746 100644
--- a/debian/control
+++ b/debian/control
@@ -8,5 +8,5 @@ Homepage: http://www.hardcoded.net
 
 Package: {pkgname}
 Architecture: {arch}
-Depends: python3 (>=3.2), python3-pyqt4
+Depends: python3 (>=3.3), python3-pyqt4
 Description: {longname}
diff --git a/package.py b/package.py
index bc54cf94..ea162abf 100644
--- a/package.py
+++ b/package.py
@@ -136,7 +136,7 @@ def package_debian_distribution(edition, distribution):
 
 def package_debian(edition):
     print("Packaging for Ubuntu")
-    for distribution in ['precise', 'quantal', 'raring', 'saucy']:
+    for distribution in ['raring', 'saucy']:
         package_debian_distribution(edition, distribution)
 
 def package_arch(edition):